12 inch without foot valve NUMA125 air pressure DTH hammer tool for hard rock formation drilling Size :12 inch Model:SNM125A Brand: Siruite Shank :NUMA125 Foot valve: Without Certificate: API 7-1 Pin Connection:6 5/8" API reg Hole Range:305-445mm N/W,G/W : 578kg/ 598kg Dimenstion:1975*285*285mm Application : ore /coal mining,deep water drilling,energy drilling Send Inquiry Live Chat(WA) Product Detail Tags: DTH toolDTH hammer Share: PREVIOUS:Premium Quality IMP diamond impregnated core bits casing shoes NEXT:mining machinery equipment parts Numa 100 10 inch down the bore hole drilling DTH hammer Related Products 6in geological exploration tricone roller bits mining bits borehole geological drilling PQ HQ exploration coring drill bit impregnated core bit DTH hammer 2 inch shank BR2 standard DTH bit for drilling 75mm matrix flat face PDC non core bits for grouting and drainage chuanshi soft formation drilling mill tooth roller rock bits for water holes 3 7-8 IADC 637 inch borehole opening geotechnical exploration well water drilling tricone bits HQ 8 diamonds matrix PDC core bit for golden mine drilling Hybrid PDC drill bits tungsten carbide roller DIAMOND PDC BITS